daleiscool107 daleiscool107

30-09-2020
Mathematics

contestada

3) Which of the following is true about a + (-a)
(A) It equals -1
(B) It equals 0
(C) It equals 1
(D) Its value cannot be determined without knowing the value of a

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achadwickschool achadwickschool

01-10-2020

Answer:

(B) It equals 0

Step-by-step explanation:

A positive plus a negative of the same number cancels out

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